Multiply.-5x3(4x6 - 2x2 - 7)
A. -20x9 - 2x2 - 7
B. -20x6 + 10x2 + 35
C. -20x9 + 10x5 + 35x3
D. -20x9 + 10x5
Answer: C
Mathematics
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Use a graphing calculator to find the sum.
Round your answer to three decimal places.
A. 0.056 B. 0.500 C. 2.000 D. 0.667
Mathematics
Solve the problem.Express the indicated sum as a fraction of whole numbers in lowest terms.
+ 
+ 
+ ... + 
A. 
B. 
C. 
D. 
Mathematics
Solve.An investment was split so that part was invested at an annual rate of interest of 8% and then $4000 more than twice this amount was invested at 9%. If the total annual earnings were $3480, how much money was invested at 9%?
A. $12,000 B. $2800 C. $24,000 D. $28,000
Mathematics
Solve the equation.2
+ k = 11
A. -8
B. 8
C. 13
D. -9
Mathematics